TEST BANK FOR CHEMISTRY, 10TH EDITION, STEVEN S. ZUMDAHL, SUSAN A. ZUMDAHL, DONALD J. DECOSTE
Chapter 01 - Chemical Foundations 1. Which of the following is an example of a quantitative observation? a. The piece of metal is longer than the piece of wood. b. Solution 1 is much darker than solution 2. c. The liquid in beaker A is blue. d. The temperature of the liquid is 60°C. e. At least two of the above (A-D) are quantitative observations. ANSWER:d POINTS:1 DIFFICULTY:Easy REFERENCES:1.2 QUESTION TYPE: Multiple Choice HAS VARIABLES: False KEYWORDS:Chemistry | general chemistry | general concepts | scientific method OTHER:Conceptual DATE CREATED: 3/4/2016 4:26 PM DATE MODIFIED: 3/4/2016 4:26 PM 2. A quantitative observation a. contains a number and a unit b. does not contain a number c. always makes a comparison d. must be obtained through experimentation e. is none of these ANSWER: a POINTS: 1 DIFFICULTY: Easy REFERENCES: 1.2 QUESTION TYPE: Multiple Choice HAS VARIABLES: False KEYWORDS: Chemistry | general chemistry | general concepts | scientific method OTHER: Conceptual DATE CREATED: 3/4/2016 4:26 PM DATE MODIFIED: 3/4/2016 4:26 PM 3. Generally, observed behavior that can be formulated into a statement, sometimes mathematical in nature, is called a(n) a. observation b. measurement c. theory d. natural law e. experiment ANSWER: d
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